Byzantine Weights, circa 6th century. Weight of 2 Ounkia (Bronze, 21 mm, 52.17 g), a spherical commercial weight of doubly truncated form with centering holes on both sides. Γ B with cross above; all engraved in outline and inlaid in silver. Rev. Blank. Bendall -. MAH -. Pera -. Good very fine.
Spherical weights usually carry the ૪ symbol for Ounkia rather than Γᴑ or Γ, as this very unusual piece does. It is probably somewhat later, dating to the 6th century.